Which of the following statements is $NOT$ true for a herbarium sheet?

The process of preserving dried plant specimens by spraying them with specific chemicals is known as...

Match the following columns:

Column-$I$	Column-$II$
$1$. Herbarium	$a$. Stuffing
$2$. Botanical Garden	$b$. Wildlife conservation
$3$. Museum	$c$. Poisoning
$4$. Zoological Park	$d$. Orchidium

Statement $S$: Rani Jijamata Udyan is located in Mumbai.
Reason $R$: Himalayan Zoological Park is located in Gangtok.
$(a)$ Both $S$ and $R$ are true,and $R$ is the correct explanation of $S$.
$(b)$ Both $S$ and $R$ are true,but $R$ is not the correct explanation of $S$.
$(c)$ $S$ is true and $R$ is false.
$(d)$ $S$ is false and $R$ is true.

Why are botanical gardens necessary?

Where is the Royal Botanical Garden located?